It's out of order

You follow the girls towards the closest rest room and chuckle to yourself as they find an out of order sign on the door, which is firmly locked.

Steph turns to her friend, looking up and down the hall. "Look there's no-one around, just slip them off here."

"I can't do that!" Yasmin exclaims, "we're in the middle of the hall!"

"No one's here." Steph repeats herself. "You'll be fine, I'll keep a look out."

Slowly Yasmin reaches up her skirt, sliding down her panties, looking very red faced as she does. These two seem like they could be fun, and you've plenty of ideas yet....